Authors
Abstract
Background and Purpose: Glutamatergic system has a role on morphine withdrawal sign, and magnesium has inhibitory effect on the NMDA receptors of glutamatergic system. The present study aimed to determine the effects of magnesium injection on morphine withdrawal signs in male and female rats. Materials and Methods: In this experimental study, 48 Male and female rats (200-250 gr) were used. The animals divided into 6 equal groups: two male and female control groups received normal saline; two male and female groups receiving magnesium sulfate 150 mg/kg; and the last two groups receiving magnesium sulfate 300 mg/kg. All groups received 3% sucrose in tap water with morphine 0.4mg/ml (for 21 days) to become addicted. In the end of 21st day, NS or magnesium administrated 30 min before naloxone (2mg/kg) and then withdrawal signs evaluated for next 30 min. The obtained data were analyzed in SPSS using ANOVA and complementary tests with p
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